Forbes senior editor Zack O'Malley Greenburg's new book "A-List Angels: How a Band of Actors, Artists, and Athletes hacked Silicon Valley” looks at the rise of celebrity investors and their impact on today's top companies. In this conversation with Chris Lyons, Zack discusses the collision of Silicon Valley with the worlds of music, entertainment, and sports, and how venture capital can be a vehicle to creating generational wealth for groups that historically have not had a seat at the table.